---> uname -a: Linux prd-centos8-docker-4c-4g-5700.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 807 12051 20 2902 14615 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f9:f6:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.177/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fef9:f646/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0c:74:de:33 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/28/2026 _x86_64_ (4 CPU) 01:25:23 LINUX RESTART (4 CPU) 01:26:01 AM tps rtps wtps bread/s bwrtn/s 01:27:01 AM 69.49 0.33 69.16 32.53 4669.21 01:28:01 AM 268.68 16.51 252.17 3815.79 15468.48 01:29:01 AM 65.94 4.97 60.97 385.94 8765.62 Average: 134.71 7.27 127.44 1411.55 9634.76 01:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:27:01 AM 13280040 15061848 2859276 17.72 2688 1998112 1201028 6.99 138628 2364560 174112 01:28:01 AM 12045632 14404992 4093684 25.36 2688 2561316 1985680 11.55 213280 3457396 244552 01:29:01 AM 12339124 14954236 3800192 23.55 2688 2815344 1218256 7.09 520140 2853248 247528 Average: 12554932 14807025 3584384 22.21 2688 2458257 1468321 8.54 290683 2891735 222064 01:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 107.38 83.32 947.16 9.46 0.00 0.00 0.00 0.00 01:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 AM eth0 456.95 327.27 4857.14 71.37 0.00 0.00 0.00 0.00 01:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:29:01 AM lo 31.88 31.88 8.30 8.30 0.00 0.00 0.00 0.00 01:29:01 AM eth0 81.37 61.66 281.34 44.75 0.00 0.00 0.00 0.00 01:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 10.63 10.63 2.77 2.77 0.00 0.00 0.00 0.00 Average: eth0 215.25 157.43 2028.70 41.86 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 09/28/2026 _x86_64_ (4 CPU) 01:25:23 LINUX RESTART (4 CPU) 01:26:01 AM CPU %user %nice %system %iowait %steal %idle 01:27:01 AM all 12.24 0.00 1.15 0.29 0.01 86.32 01:27:01 AM 0 13.69 0.00 1.62 0.17 0.02 84.51 01:27:01 AM 1 4.63 0.00 0.53 0.17 0.02 94.66 01:27:01 AM 2 24.57 0.00 1.99 0.53 0.00 72.91 01:27:01 AM 3 6.06 0.00 0.45 0.28 0.00 93.20 01:28:01 AM all 34.26 0.00 3.08 1.92 0.01 60.73 01:28:01 AM 0 26.73 0.00 3.00 1.70 0.02 68.55 01:28:01 AM 1 36.31 0.00 1.89 1.74 0.00 60.06 01:28:01 AM 2 43.51 0.00 4.49 2.68 0.02 49.31 01:28:01 AM 3 30.51 0.00 2.95 1.54 0.00 64.99 01:29:01 AM all 40.84 0.00 1.98 0.41 0.01 56.76 01:29:01 AM 0 44.66 0.00 2.51 0.72 0.02 52.10 01:29:01 AM 1 44.92 0.00 1.33 0.03 0.02 53.69 01:29:01 AM 2 45.53 0.00 2.09 0.40 0.00 51.98 01:29:01 AM 3 28.22 0.00 2.01 0.49 0.02 69.27 Average: all 29.11 0.00 2.07 0.87 0.01 67.94 Average: 0 28.35 0.00 2.38 0.86 0.02 68.39 Average: 1 28.62 0.00 1.25 0.65 0.01 69.47 Average: 2 37.87 0.00 2.85 1.20 0.01 58.07 Average: 3 21.59 0.00 1.80 0.77 0.01 75.83